(19)
(11) EP 0 566 404 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
23.03.1994 Bulletin 1994/12

(43) Date of publication A2:
20.10.1993 Bulletin 1993/42

(21) Application number: 93302925.8

(22) Date of filing: 15.04.1993
(51) International Patent Classification (IPC)5: A61B 17/00, A61B 17/115
(84) Designated Contracting States:
AT BE CH DE ES FR GB IE LI LU MC NL PT SE

(30) Priority: 16.04.1992 US 869981

(71) Applicant: ETHICON INC.
Somerville New Jersey 08876 (US)

(72) Inventors:
  • Pietrafitta, Joseph J.
    Minnetonka, Minnesota 55343 (US)
  • Adams, Ronald D.
    Cincinnati, Ohio 45215 (US)

(74) Representative: Fisher, Adrian John 
CARPMAELS & RANSFORD 43 Bloomsbury Square
London WC1A 2RA
London WC1A 2RA (GB)


(56) References cited: : 
   
       


    (54) Pyloroplasty/pylorectomy shield


    (57) A pyloroplasty/pylorectomy shield having a base member and a proximally extending shield member. The pyloroplasty/pylorectomy shield has attachment means for engagement with a circular stapler. The pyloroplasty/pylorectomy shield also has dilation means for progressively dilating a sphincter. The pyloroplasty/pylorectomy shield is used with a circular stapler to perform a pyloroplasty/pylorectomy. Also disclosed is a method of performing a pyloroplasty/pylorectomy using the pyloroplasty/pylorectomy shield of the present invention. The pyloroplasty/pylorectomy shield has numerous advantages including reduced trauma , decreased misalignment resulting in improved stapling and improvedpositioningofthepyloroplasty/pylorectomy.






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